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Finding the Fourth Proportional to 14,858, 20,504.04 and 8,571.32

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Solution

The fourth proportional to 14,858, 20,504.04 and 8,571.32 is: 11,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858 : 20,504.04 = 8,571.32 : x
  2. Step 2: Convert to fraction form
    14,858/20,504.04 = 8,571.32/x
  3. Step 3: Cross multiply
    14,858x = 20,504.04 × 8,571.32
  4. Step 4: Simplify right side
    14,858x = 175,746,688.13
  5. Step 5: Solve for x
    x = 175,746,688.13/14,858
  6. Step 6: Final answer
    x = 11,828.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.